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Title: bpo-40755: Add missing multiset operations to Counter() by rhettinger · Pull Request #20339 · python/cpython · GitHub

Open Graph Title: bpo-40755: Add missing multiset operations to Counter() by rhettinger · Pull Request #20339 · python/cpython

X Title: bpo-40755: Add missing multiset operations to Counter() by rhettinger · Pull Request #20339 · python/cpython

Description: https://bugs.python.org/issue40755

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bpo-40755: Add missing multiset operations to Counter() https://github.com/python/cpython/pull/20339/files#top
Show all changes 14 commits https://github.com/python/cpython/pull/20339/files
538878c Add basic definitions and invariants rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/538878ca9c973adfe56b80212cf16e8101552a8b
ce91225 Neaten-up rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/ce91225470df702eabc8813b94b9334668048477
c160f82 Add blurb rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/c160f822a629cbab83452b9b0a56495a99e75a5e
987532f Remove the NotImplemented return values rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/987532ff02846ffb7c162b4d75d6079366823ac3
6a471a1 Handle iterable inputs. Add some tests rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/6a471a1c021ed48163f2e0e8cfd0b943f36099b6
db9e0e6 Clean-up section on omitted operations rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/db9e0e6bbf4f36f88a92bc171c3bab4bf51bd428
160b365 Improve clarity by separating element values rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/160b36561aedc8cca4328bc7e5f69412cd7723fa
9c3e9a6 Add tests. Handle negative values. rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/9c3e9a6f8c426115531d9b971a3865753e696085
8fc2b87 Isolate the predicate tests with negative counts rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/8fc2b875d817aa167cc8575ef029236714ef71d3
fdbe0c1 Optimized early-out versions. Beef-up docstrings. rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/fdbe0c182c65923c7b60ee761e8c4286857fd3d5
5e20521 Clean-ups and optimization for the common case rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/5e20521516c59f83e19b685525a53b82848b03b6
19a8b27 Add documentation rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/19a8b2779c0c33c88fcbb1433f6eb7585c882629
74c471d Use subset and superset symbols rhettinger May 24, 2020 https://github.com/python/cpython/pull/20339/commits/74c471d0662ad2d5ca964a80f01f09d68bacb0fb
f26a84a Fix typo in docstring rhettinger May 26, 2020 https://github.com/python/cpython/pull/20339/commits/f26a84ad26d37720e04eb3867671f8e7a0591342
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